Grundfos MAGNA1 Series Installation And Operating Instructions Manual
  1. Manuals
  2. Brands
  3. Grundfos Manuals
  4. Water Pump
  5. MAGNA1 Series
  6. Installation and operating instructions manual

Grundfos MAGNA1 Series Installation And Operating Instructions Manual

Hide thumbs Also See for MAGNA1 Series:
Table of Contents

Advertisement

Quick Links

GRUNDFOS INSTRUCTIONS
MAGNA1
Installation and operating instructions

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the MAGNA1 Series and is the answer not in the manual?

Questions and answers

Related Manuals for Grundfos MAGNA1 Series

Summary of Contents for Grundfos MAGNA1 Series

  • Page 1 GRUNDFOS INSTRUCTIONS MAGNA1 Installation and operating instructions...
  • Page 2 GB: EC declaration of conformity BG: EC декларация за съответствие We, Grundfos, declare under our sole responsibility that the products Ние, фирма Grundfos, заявяваме с пълна отговорност, че продуктите MAGNA1, to which this declaration relates, are in conformity with these MAGNA1, за...
  • Page 3 GR: ∆ήλωση συμμόρφωσης EC ES: Declaración CE de conformidad Εμείς, η Grundfos, δηλώνουμε με αποκλειστικά δική μας ευθύνη ότι Nosotros, Grundfos, declaramos bajo nuestra entera responsabilidad τα προϊόντα MAGNA1 στα οποία αναφέρεται η παρούσα δήλωση, que los productos MAGNA1, a los cuales se refiere esta declaración, συμμορφώνονται...
  • Page 4 PT: Declaração de conformidade CE My, Grundfos, oświadczamy z pełną odpowiedzialnością, że nasze A Grundfos declara sob sua única responsabilidade que os produtos wyroby MAGNA1, których deklaracja niniejsza dotyczy, są zgodne MAGNA1, aos quais diz respeito esta declaração, estão em z następującymi wytycznymi Rady d/s ujednolicenia przepisów prawnych...
  • Page 5 Toto prehlásenie o konformite ES je platné iba vtedy, ak je zverejnené Uporabljeni normi: EN 16297-1:2012 in EN 16297-2:2012. ako súčasť montážnych a prevádzkových pokynov Grundfos (publikácia ES izjava o skladnosti velja samo kadar je izdana kot del Grundfos číslo 98091804 0113). instalacije in navodil delovanja (publikacija številka 98091804 0113).
  • Page 6 こ のEC適合宣言は、 グルン ド フ ォ ス取扱説明書 （出版番号 98091804  0113） の一部に掲載 さ れる場合のみ有効です。 KO: EC 적합성 선언 Bjerringbro, 7th December 2012 Grundfos 에서는 자사의 단독 책임에 따라 이 선언과 관련된 MAGNA1 제 품이 EC 회원국 법률에 기반한 다음 이사회 지침을 준수함을 선언합니다 : – 기계류 지침 (2006/42/EC).

  • Page 7: Table Of Contents

    Light fields indicating the pump setting Overview of settings Pump setting Selection of control mode Fault finding 10.1 Grundfos Eye operating status 10.2 Resetting of fault indications Accessories 11.1 Insulating kits for air-conditioning and cooling systems 23 11.2 Blanking flanges 11.3 Counter flanges...

  • Page 8: General Information

    2. General information The Grundfos MAGNA1 is a complete range of circulator pumps with integrated controller enabling adjustment of pump performance to the actual system requirements. In many systems, this will reduce the power consumption considerably, reduce noise from thermostatic radiator valves and similar fittings and improve the control of the system.

  • Page 9: Operating Conditions

    2.3 Operating conditions 2.5 Insulating shells Insulating shells are available for single-head pumps only. Limit the heat loss from the pump housing and Note pipework. The heat loss from the pump and pipework can be reduced by insulating the pump housing and the pipework. See fig. 4. •...

  • Page 10: Nameplate

    2.7 Nameplate 2.8 Tools The pump nameplate provides the following information: 1.2 x 8.0 0.6 x 3.5 TX20 Fig. 6 Example of nameplate Pos. Description Product name Model Production code (year and week) Serial number Product number Country of manufacture Enclosure class Energy Efficiency Index (EEI) Part (according to EEI)

  • Page 11: Mechanical Installation

    3. Mechanical installation 3.2 Installing the pump The MAGNA1 is designed for indoor installation. The MAGNA1 pump range includes both flanged and threaded versions. These installation and operating instructions apply to both versions, but give a general description of flanged versions. If the versions differ, the threaded version will be described separately.

  • Page 12: Positioning

    See fig. 13. To ensure adequate cooling, the control box must be in horizontal position with the Grundfos logo in vertical position. See fig. 11. Fig. 13 Automatic air vent Fig. 11 Pump with control box in horizontal position...

  • Page 13: Changing The Control Box Position

    Note: Do not retighten the screw if condensed water is Place the control box in dripping from the clamp. horizontal position so that the Grundfos logo is in vertical position. The motor shaft must Fit the insulating shells. be horizontal. Note: Insulating shells for...

  • Page 14: Electrical Installation

    4. Electrical installation Connect the cable gland to the control box. Carry out the electrical connection and protection according to local regulations. Check that the supply voltage and frequency correspond to the values stated on the nameplate. Warning Switch off the power supply before making connections.

  • Page 15: Alpha-Plug Version

    4.3 ALPHA-plug version 4.3.1 Assembling the plug Step Action Illustration Max. 1.5 mm Insert the power supply plug into Fit the cable gland 12 mm the male plug in and plug cover to the pump control ∅5.5 - 10 mm the cable.

  • Page 16: Connection Diagrams

    4.4 Connection diagrams External switch ELCB Fuse (min. 10 A, time lag) Fig. 15 Example of terminal connection, 1 x 230 V ± 10 %, 50/60 Hz, PE External switch Fuse (min. 10 A, time lag) ELCB Fig. 16 Example of ALPHA plug connection, 1 x 230 V ± 10 %, 50/60 Hz, PE All cables used must be connected in accordance Note with local regulations.

  • Page 17: First Start-Up

    5. First start-up Do not start the pump until the system has been filled with liquid and vented. Furthermore, the required minimum inlet pressure must be available at the pump inlet. See section 12. Technical data. The system cannot be vented through the pump. The pump is self-venting.

  • Page 18: Settings

    Push-button for selection of pump setting. speed II 7.2 Grundfos Eye Constant curve/constant The Grundfos Eye is on when the power supply has been speed I switched on. See fig. 17, pos. 1. The Grundfos Eye is an indicator light providing information about Lowest the actual pump status.

  • Page 19: Overview Of Settings

    8. Overview of settings Fig. 19 Pump setting in relation to pump performance Setting Pump curve Function Lowest The duty point of the pump will move up or down on the lowest proportional-pressure curve, proportional-pressure depending on the heat demand. See fig. 19. curve The head (pressure) is reduced at falling heat demand and increased at rising heat demand.

  • Page 20: Pump Setting

    8.1 Pump setting Constant curve/constant speed (I, II or III) At constant-curve/constant-speed operation, the pump runs at a constant speed, independent of the actual flow demand in the system. The pump performance follows the selected performance curve, I, II or III. See fig. 23 where II has been selected. See section 9.

  • Page 21: Selection Of Control Mode

    9. Selection of control mode System application Select this control mode In systems with relatively large pressure losses in the distribution pipes and in air-conditioning and cooling systems. • Two-pipe heating systems with thermostatic valves and – very long distribution pipes Proportional pressure –...

  • Page 22: Fault Finding

    If not, replace the pump, or contains too much air. call GRUNDFOS SERVICE for assistance. Replace the pump, or call GRUNDFOS SERVICE for Internal fault in the pump electronics. assistance. Supply voltage to the pump too high.

  • Page 23: Accessories

    11. Accessories 11.1 Insulating kits for air-conditioning and cooling systems Single-head pumps for air-conditioning and cooling systems can be fitted with insulating shells. A kit consists of two shells made of polyurethane (PUR) and a self-adhesive seal to ensure tight assembly.

  • Page 24: Counter Flanges

    11.3 Counter flanges Cast-iron pumps A counter-flange kit consists of two stainless-steel flanges, two gaskets of asbestos-free material IT 200 and the required number of bolts and nuts. Rated pressure Pipework Product Counter flange Pump type Description (EN 1092-2) connection number Threaded 10 bar...
  • Page 25 Rated pressure Pipework Product Counter flange Pump type Description (EN 1092-2) connection number Threaded 6 bar Rp 4 579901 100 mm, For welding 6 bar 579902 nominal Rp 4 ø19 Threaded 10 bar Rp 4 579801 MAGNA1 DN 100 100 mm, For welding 10 bar 579802...
  • Page 26 Rated pressure Pipework Product Counter flange Pump type Description (EN 1092-2) connection number Threaded 6 bar Rp 3 96405735 Rp 3 ø19 80 mm, For welding 6 bar 569911 nominal MAGNA1 DN 80 Threaded 10 bar Rp 3 569812 ø138 ø160 Threaded For welding...

  • Page 27: Adapter For Various Port-To-Port Lengths

    11.4 Adapter for various port-to-port lengths Diameter Pitch circle diameter Product number Height [mm] [mm] Type Adapter [mm] PN 6 PN 10 PN 6 PN 10 PN 6 PN 10 A40-30 1 x 30 96281076 96608515 A40-70 1 x 70 539921 539721 A50-10...
  • Page 28 Diameter Pitch circle diameter Product number Height [mm] [mm] Type Adapter [mm] PN 6 PN 10 PN 6 PN 10 PN 6 PN 10 A65-10 1 x 10 559921 559821 A65-25 1 x 25 559922 559822 A65-160 1 x 160 559923 559823...
  • Page 29 Diameter Pitch circle diameter Product number Height [mm] [mm] Type Adapter [mm] PN 6 PN 10 PN 6 PN 10 PN 6 PN 10 A80-10 1 x 10 569921 569821 A80-15 1 x 15 569922 569822 A80-20 1 x 20 569923 569823 A80-25...

  • Page 30: Technical Data

    This product has been designed with focus on the disposal and Continuously: -10 to +110 °C. recycling of materials. The following average disposal values System pressure apply to all variants of Grundfos MAGNA1 pumps: The maximum permissible system pressure is stated on the pump • 85 % recycling nameplate: •...
  • Page 31 Appendix 14. Dimensions Fig. 25 Single-head pump dimensions (threaded version) Dimensions [mm] (inch) Pump type MAGNA1 25-40 1 1/2 MAGNA1 25-60 1 1/2 MAGNA1 25-80 1 1/2 MAGNA1 25-100 1 1/2 MAGNA1 25-120 1 1/2 MAGNA1 32-40 MAGNA1 32-60 MAGNA1 32-80 MAGNA1 32-100 Fig.
  • Page 32 15. Dimensions Fig. 27 Single pump dimensions (flanged version) Dimensions [mm] Pump type MAGNA1 32-40 F 90/100 14/19 MAGNA1 32-60 F 90/100 14/19 MAGNA1 32-80 F 90/100 14/19 MAGNA1 32-100 F 90/100 14/19 MAGNA1 32-120 F 90/100 14/19 MAGNA1 40-40 F 100/110 150 14/19 MAGNA1 40-60 F...
  • Page 33 Fig. 28 Twin-head pump dimensions (flanged version) Dimensions [mm] Pump type MAGNA1 D 32-40 F 90/100 14/19 MAGNA1 D 32-60 F 90/100 14/19 MAGNA1 D 32-80 F 90/100 14/19 MAGNA1 D 32-100 F 90/100 14/19 MAGNA1 D 32-120 F 90/100 14/19 MAGNA1 D 40-40 F 100/110...
  • Page 34 16. Forces and moments Maximum permissible forces and moments from the pipe connections acting on the pump flanges or threaded connections are indicated in fig 29. Fig. 29 Forces and moments from the pipe connections acting on the pump flanges or threaded connections Force Moment [Nm]...
  • Page 35 GRUNDFOS Hellas A.E.B.E. Минске Turkey 20th km. Athinon-Markopoulou Av. New Zealand 220125, Минск GRUNDFOS POMPA San. ve Tic. Ltd. Sti. P.O. Box 71 ул. Шафарнянская, 11, оф. 56 GRUNDFOS Pumps NZ Ltd. Gebze Organize Sanayi Bölgesi GR-19002 Peania Тел.: +7 (375 17) 286 39 72, 286 39 73...
  • Page 36 98091804 0113 ECM: 1108026 www.grundfos.com...

This manual is also suitable for:

Magna1 25-60Magna1 25-40Magna1 25-80Magna1 25-100Magna1 32-40Magna1 25-120 ... Show all

Table of Contents